Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"lap doc hung snippets" » "lap duc hung snippets", "lap dac hung snippets", "lap hoc hung snippets", "lap doi hung snippets", "lap dong hung snippets", "phap doc hung snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("lap doc hung snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("lap doc hung snippets"))) OR ("locating bug core snippets")).
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